Electrical Codes & Standards
News and stories about the codes standards used by electrical contractors—including the National Electrical Code, NFPA 72: National Fire Alarm and Signaling Code, NFPA 70E: Standard for Electrical Safety in the Workplace, NFPA 101: Life Safety Code, IEEE standards and more—appear monthly in ELECTRICAL CONTRACTOR Magazine and can be read and shared on ECmag.com. Electrical contractors need these codes to stay safe on the job, and many of the codes also protect those living and working in the buildings serviced by ECs.
Latest Articles
Codes & Standards
NFPA Could Allow More Time for Outdoor GFCIs
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Four years after adopting a temporary exception to a new rule for outdoor GFCIs, the NFPA has proposed extending the 210.8(F) exception for another two years.
Codes & Standards
Avoiding Overfill: Splices and splicing devices in box fill calculations
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I recently attended the 2026 Florida Chapter meeting of the Independent Alliance of the Electrical Industry. One of the questions and the resulting answer seemed somewhat controversial to me.
2023 NEC Changes
In his 20-part series, National Electrical Code expert Mark Earley explained all the changes that went into the 2023 edition of the NEC as part of the three-year revision cycle.
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More Codes & Standards Articles
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Codes & Standards
Box-Fill Calculations, Part IX
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Codes & Standards
New Method to Protect Circuits
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Codes & Standards
Parallel Conductors, Bathroom Circuits and More
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Codes & Standards
Unplugging Fluorescents
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Codes & Standards
Pull and Junction Box Calculations
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Codes & Standards
Household Applications and the Code
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Codes & Standards
Branch-Circuit, Feeder and Service Calculations, Part II
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Codes & Standards
Entries into Raintight Enclosures, Derating NM-B C
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Codes & Standards
Parallel Conductors, Threaded Pitches and More
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Codes & Standards
Sizing Conductors, Part XVII
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Codes & Standards
Rule of Sixes
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Codes & Standards
Sun Protection
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Codes & Standards
Sizing Conductors, Part XIV
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Codes & Standards
Baseboard Heaters, Counting Loops and More
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Codes & Standards
A Unified Method
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Codes & Standards
Sizing Conductors, Part XII
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Codes & Standards
Using What's There
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Codes & Standards
Boxes and Raceways, Dead-Front Panels and More
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Codes & Standards
Planning for PV Output
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Codes & Standards
Carbon Monoxide Detection
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